Get started!
Stage 1
Answer 4 out of 5 questions correctly.
Complete the sentences.
Earthquakes start
.
below . . . the ground shakes
above . . . the ground shakes
below . . . the ground gets colder
above . . . the ground gets colder
ref_doc_title.
Jumping to stage 1 of 1
Excellent!
Now entering the Challenge Zone—are you ready?
